Vendors must now pass pass the HLK compatibility tests, malware scanning, and prove their identity through extended validation (EV) certificates

Improve kernel security with the new Microsoft Vulnerable and Malicious Driver Reporting Center – Microsoft Security Blog

Windows 10 and Windows 11 have continued to raise the security bar for drivers running in the kernel. Kernel-mode driver publishers must pass the Hardware Lab Kit (HLK) compatibility tests, malware scanning, and prove their identity through extended validation (EV) certificates. This has significantly reduced the ability for malicious actors to run nefarious kernel code on Windows 10 and Windows 11 devices